现场试验 : 95 phrases in 24 subjects |
Air defense | 1 |
Animal husbandry | 2 |
Automobiles | 2 |
Aviation | 3 |
Bridge construction | 5 |
Desert science | 1 |
Earth sciences | 1 |
Ecology | 1 |
Economy | 4 |
Electric machinery | 1 |
Electronics | 4 |
Engineering geology | 12 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 1 |
Hydroelectric power stations | 4 |
International trade | 1 |
Metallurgy | 3 |
Mining | 2 |
Oil / petroleum | 5 |
Project management | 1 |
Space | 4 |
Technology | 33 |
Telecommunications | 1 |
Wind Energy | 2 |